package com.ysd.ziyuanshiyongtongji.model;



import java.util.Date;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
import javax.persistence.Table;


import org.springframework.data.annotation.CreatedDate;

import lombok.Data;

/**
 * Statistics
 */
@Data
@Entity
@Table
public class Statistics {
   //每天每个资源室插入当天使用人次
   //（通过数据库任务完成，也可以通过任务调度完成）
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)//自增
private Integer id;//主键
@ManyToOne(targetEntity = ReadRoom.class)
private ReadRoom readRoom;//资源室id
@CreatedDate
private Date day;
private Integer num;//使用人次
}